How to Find R2 in Google Sheets [R-Squared]
Under the Trendline Checkbox, there are options for Label and a checkbox for \bold{r^2}. Set the label to Use Equation from the dropdown menu and tick the checkbox for R-squared value.
Once, the above steps are done, the graph should look like this:
As we can see, the graph now displays the equation of the best-fit curve and the R-squared value.
How to Insert Line of Best Fit in Google Spreadsheets
How to Find the Line of Best Fit on Google Sheets
- Select the Customize tab from the Chart Editor
- Select the Series drop-down menu
- Scroll down to the three checkboxes
- Click on the Trend Line checkbox
Creating plots is a crucial aspect of working with spreadsheet software like Google Sheets and Microsoft Excel. Frequently, we encounter scenarios where we need to analyze data obtained from experiments or external sources, and manually identifying trends can be challenging. In such cases, we employ the technique of polynomial fitting from Statistics to determine a mathematical function that optimally aligns with the provided data. The utilization of graphs and charts for data visualization remains a valuable method for extracting insights and understanding relationships among different data points.